Mahoning County GIS Maps
Mahoning County, Ohio, has 228,614 residents and covers 411.5 square miles. The population declined 4.3% between the 2010 and 2020 census. More residents left than arrived over that decade. The FIPS code for Mahoning County is 39099.
Youngstown is the county's largest population center. Mahoning County also includes 28 zip codes, 20 public school districts and 42 municipalities. Those boundaries help explain why population, schools, and housing can look different from one part of the county to another. The map below shows how those county lines, zip codes, and school districts fit together, and the sections that follow use that same geography to show population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers and sample data. Paid packages add full layers, analytics and database files.
Mahoning County Trends
- Population
- 228,614▾
- Median Home Value
- $141,100▴
- K-12 Enrollment
- 33,012▾
County analytics dashboards with historical trends & projections included in package downloads.
Free starter access previews county maps, lightweight GIS, and sample data. Paid packages unlock full GIS layers, analytics, and database files.
Mahoning County Maps
The maps below show a few of the county map styles included in our downloads. County packages include map exports in JPEG, PNG, SVG, PDF and GeoTIFF formats plus more than 20 GIS layers for mapping, research and analysis. Available layers include zip codes, area codes, subdivisions, school districts, political boundaries, roads, water features, points of interest and more.
County packages also include historical county demographics, business intelligence, analytical dashboards, AI-ready prompts, markdown files and related reference data. Everything is organized to save hours of manual work collecting current data, cleaning it and joining it together. That makes it easier to move faster on analytics, due diligence, business planning and location research. Paid packages are built for commercial use, but some package contents include source-specific attribution or notice guidance. Review Licensing & Data Source Notices.
Mahoning County Population
Mahoning County had 228,614 residents in 2020. That was 4.3% lower than in 2010. Mahoning County had 28,941 fewer people in 2020 than it did in 2000, which points to a long-term population decline. The county is fairly spread out, with about 556 people per square mile. Some of the county's most populated postal areas include Youngstown, Youngstown and Canfield.
Population Trend in Mahoning County OH
Mahoning County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Mahoning County Zip Codes
Mahoning County has 28 zip codes. Some of the county's most populated zip codes include Youngstown (44512), Youngstown (44515) and Canfield (44406). Youngstown is the largest zip by population, with about 33,282 residents or 15% of the county total. Together, the three largest zips account for about 37% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Mahoning County OH
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 44512 | Youngstown | 33,282 | ▾ -3.3% |
| 44515 | Youngstown | 27,480 | ▾ -1% |
| 44406 | Canfield | 22,740 | ▴ 3.1% |
| 44514 | Youngstown | 22,599 | ▴ 0.6% |
| 44511 | Youngstown | 18,738 | ▾ -4.7% |
| Download all zip code data | |||
Mahoning County Zip Code populations and trends per most recent census data.
Mahoning County Demographics
Mahoning County has a median age of 43.4, which makes the county a little older than Ohio overall. About 20.3% of residents are under 18, while 22% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is 25 to 44 at about 29% of the population, which points to a solid working-age base. About 26.4% of adults have a bachelor's degree or higher, above the statewide figure of 30.9%. The county is majority White by population, with Hispanic, Asian, Black and multiracial residents making up a meaningful share of the local mix.
Key Demographics for Mahoning County OH
Median Age
43.4
Under 18
20.3%
Age 65+
22%
Bachelor's+
26.4%
Mahoning County School Districts
Mahoning County is served by 20 public school districts with 33,012 students enrolled in 2024. The largest districts on the county map are Austintown Local, Youngstown City and Boardman Local. Those three districts account for about 35% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, but it is slightly lower than it was in 2017.
Largest School Districts by Enrollment in Mahoning County OH
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Austintown Local School District | 4,112 | 12.5% | ▴ 0.1% |
| Youngstown City School District | 4,004 | 12.1% | ▾ -10.1% |
| Boardman Local School District | 3,515 | 10.6% | ▾ -3.7% |
| Alliance City School District | 3,019 | 9.1% | ▴ 2.1% |
| Canfield Local School District | 2,453 | 7.4% | ▾ -0.8% |
| Download all school district data | |||
Mahoning County school district enrollment and trends per most recent NCES reporting data.
Mahoning County Housing & Real Estate
Mahoning County has a median home value of $141,100 and a median gross rent of $775. About 70% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Ohio median, while rents come in below the state average. In March 2026, the median listing price was $180,475 and homes spent about 55 days on the market.
Mahoning County Housing Mix
Mahoning County housing mix: owner, renter and vacant units.
Mahoning County Housing Trends
Mahoning County median home value and rent trend (last 5 years).
Businesses in Mahoning County, OH
Mahoning County has 9,624 business listings across 856 categories. The largest categories in Mahoning County business listings are Churches & Religious Organizations (283, 2.9%), Beauty Salons (143, 1.5%), and Auto Repair (143, 1.5%). The full Mahoning County business listings dataset includes names, categories, addresses and contact details where available. Mahoning County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Mahoning County, OH
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 283 | 2.9% |
| Beauty Salons | 143 | 1.5% |
| Auto Repair | 143 | 1.5% |
| Medical Offices | 142 | 1.5% |
| Insurance Agencies | 121 | 1.3% |
| Pizza Restaurants | 119 | 1.2% |
| Contractors | 115 | 1.2% |
| Real Estate Agents | 115 | 1.2% |
| Car Dealerships | 112 | 1.2% |
| Convenience Stores | 104 | 1.1% |
Mahoning County Business Listings
| Business | Category | City |
|---|---|---|
| BrightView | Abuse And Addiction Treatment | Boardman Twp |
| Campus Book And Supply | Academic Bookstore | Youngstown |
| Grovewood Manor | Accommodation | Youngstown |
| Packer Thomas | Accountant | Canfield |
| St Anthony's Society Youth Bocce | Active Life | Struthers |
| AcuSource | Acupuncture | Youngstown |
| BrightView Youngstown Addiction Treatment Center | Addiction Rehabilitation Center | Boardman |
| Palace In the Pines | Adult Entertainment | Lowellville |
| adultmart | Adult Store | Youngstown |
| Outdoor Cover Warehouse | Adventure Sports Center | Youngstown |
| Download Mahoning County business listings | ||
Mahoning County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Mahoning County Basemaps
Mahoning County map and data packages include a set of useful basemaps to help you get started quickly. These include a custom light grey canvas, USGS topo, imagery and other reference layers that make it easier to build clear, meaningful county maps using the included GIS layers, your own data or both. Pre-rendered map tiles for the light grey basemap are included so you can use them offline or host them on your own CDN.
Get the Full Mahoning County Data Package
This page shows a preview of what's included in the Mahoning County data package. The full package gives you a ready-to-use county data system with GIS layers, historical data, maps, database files and planning tools that save hours of manual data gathering, cleanup and joins. Everything is organized to help you skip data wrangling and start analysis faster.
- 20+ GIS layers for zip codes, school districts, roads, water, boundaries and more
- Historical county demographics, housing, income and trend data
- ZIP code population files and school district enrollment history
- Database files, markdowns, AI-ready prompts and documentation
- Map exports in PNG, JPEG, PDF, SVG and GeoTIFF formats
- Offline-ready data explorer, map and analytics tools
Paid packages support commercial use, client work, and derived outputs. Some package contents may include source-specific attribution or provider notices. See Licensing & Data Source Notices.
One-time · instant download · 30-day refund guarantee · See full package details
Preview a Live Package Demo
See exactly what is included in a county data package. Inspect how files are organized, the interactive data explorer and how maps and analytics are laid out. The demo loads a real sample package from Ohio — explore the full structure before you buy.
No email or download required. Opens in a preview window on this page.
Nearby Counties
Browse county data pages for the counties that border Mahoning County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.